In the first month of 2024, BioWorld reported on 252 phase I-III clinical trial updates, marking a 10% decrease from the 281 updates in December 2023, as well as a decline from 354 updates in November and 416 in October. The number of trial updates is also a 10% drop compared to January 2023, which recorded 281 updates.

Kazia Therapeutics Ltd. stopped its two-part paxalisib plus radiotherapy phase I trial early based on positive safety and promising clinical responses in patients with phosphoinositide 3-kinase pathway mutation brain metastases from solid tumors. The company plans to meet with the U.S. FDA to discuss a pivotal registrational trial.

The first – and handsomely upsized – IPO of this year by CG Oncology Inc., along with the sizeable financing Feb. 14 by Engene Holdings Inc., proved Wall Street’s interest in non-muscle invasive bladder cancer, where a number of other players also are busy.

Amid intensifying competition in the PD-1/PD-L1 checkpoint space, Samsung Bioepis Co. Ltd. kicked off a phase I study of SB-27, a biosimilar of Merck & Co Inc.’s blockbuster immunotherapy, Keytruda (pembrolizumab), for lung cancer. Posted on clinicaltrials.gov on Feb. 20, the randomized, double-blind, three-arm, parallel group and multicenter phase I study will examine the pharmacokinetics, efficacy and safety of SB-27 against an EU-sourced and U.S.-sourced Keytruda in 135 patients with non-small-cell lung cancer.

On the verge of top-line data from its phase IIb trial with oral small-molecule CC chemokine receptor 4 (CCR4) antagonist zelnecirnon in atopic dermatitis (AD), due around the middle of this year, Rapt Therapeutics Inc. said the U.S. FDA has imposed a clinical hold on that study with the otherwise promising drug, also known as RPT-193, in AD as well as the phase IIa trial with the same compound in asthma.

Alnylam Pharmaceuticals Inc.’s decision to change its analysis plan for the phase III Helios-B trial of RNAi therapeutic Amvuttra (vutrisiran) to treat transthyretin amyloidosis with cardiomyopathy, pushing top-line results back by three months, pressured its share price (NASDAQ:ALNY) down by 10% on Feb. 15, while also boosting shares of competitor Bridgebio Pharma Inc. (NASDAQ:BBIO) by 14%.

Inventiva SA has halted enrollment in its pivotal phase III Nativ3 trial with nonalcoholic steatohepatitis (NASH) candidate lanifibranor after a patient experienced raised liver enzymes indicative of autoimmune hepatitis. The resulting delays to the study could spell trouble for the firm, which estimates its cash runway will only see it through to the start of the third quarter 2024.

Based on positive phase III study data, Applied Therapeutics Inc. plans to take its CNS-penetrant aldose reductase inhibitor to the U.S. FDA to talk about an NDA for treating the rare disease sorbitol dehydrogenase (SORD) deficiency. Interim data from 12 months of treatment showed govorestat (AT-007) hit the study’s primary endpoints along with several key secondary endpoints. The double-blind, placebo-controlled registrational study of patients ages 16 to 55 is ongoing, with another 12 months of data yet to come. SORD, a hereditary axonal neuropathy created by sorbitol dehydrogenase gene mutations, affects about 3,300 people in the U.S. and about 4,000 in Europe, according to Applied Therapeutics.

South Korean biopharmaceutical firm GNT Pharma Co. Ltd. on Feb. 13 reported positive findings from a domestic phase III trial of its neuroprotectant therapy, nelonemdaz (NEU-2000), for patients with acute ischemic stroke.